today n month|day|hour|minute|second format {formatstring}
eg 'today -5 day format %W %D of %b;
The {formatstring} is from MySQL:
`%M' Month name (`January'..`December')
`%W' Weekday name (`Sunday'..`Saturday')
`%D' Day of the month with english suffix (`1st', `2nd', `3rd', etc.)
`%Y' Year, numeric, 4 digits
`%y' Year, numeric, 2 digits
`%X' Year for the week where Sunday is the first day of the week, numeric, 4 digits, used with '%V'
`%x' Year for the week, where Monday is the first day of the week, numeric, 4 digits, used with '%v'
`%a' Abbreviated weekday name (`Sun'..`Sat')
`%d' Day of the month, numeric (`00'..`31')
`%e' Day of the month, numeric (`0'..`31')
`%m' Month, numeric (`01'..`12')
`%c' Month, numeric (`1'..`12')
`%b' Abbreviated month name (`Jan'..`Dec')
`%j' Day of year (`001'..`366')
`%H' Hour (`00'..`23')
`%k' Hour (`0'..`23')
`%h' Hour (`01'..`12')
`%I' Hour (`01'..`12')
`%l' Hour (`1'..`12')
`%i' Minutes, numeric (`00'..`59')
`%r' Time, 12-hour (`hh:mm:ss [AP]M')
`%T' Time, 24-hour (`hh:mm:ss')
`%S' Seconds (`00'..`59')
`%s' Seconds (`00'..`59')
`%p' `AM' or `PM'
`%w' Day of the week (`0'=Sunday..`6'=Saturday)
`%U' Week (`0'..`53'), where Sunday is the first day of the week
`%u' Week (`0'..`53'), where Monday is the first day of the week
`%V' Week (`1'..`53'), where Sunday is the first day of the week. Used with '%X'
`%v' Week (`1'..`53'), where Monday is the first day of the week. Used with '%x'
`%%' A literal `%'.